-
Notifications
You must be signed in to change notification settings - Fork 12
/
inline_command.go
99 lines (81 loc) · 2.73 KB
/
inline_command.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
/*
* Copyright (c) 2015, Salesforce.com, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are permitted provided that the
* following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice, this list of conditions and the following
* disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided with the distribution.
*
* * Neither the name of Salesforce.com nor the names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package protocol
import (
"bytes"
)
type InlineCommand struct {
Buffer []byte
Command []byte
// Usually denotes the key
FirstArg []byte
ArgCount int
}
func NewInlineCommand() *InlineCommand {
c := &InlineCommand{}
c.Buffer = nil
c.Command = nil
c.FirstArg = nil
return c
}
func ParseInlineCommand(b []byte) (*InlineCommand, error) {
c := NewInlineCommand()
// Copy the bytes, probably not going to have access to that dataspace later
c.Buffer = make([]byte, len(b))
copy(c.Buffer, b)
parts := bytes.Split(c.Buffer[:len(c.Buffer)-2], []byte(" "))
for i, part := range parts {
if i == 0 {
c.Command = part
for i := 0; i < len(c.Command); i++ {
if c.Command[i] >= 'A' && c.Command[i] <= 'Z' {
c.Command[i] = c.Command[i] + 0x20
}
}
continue
}
if len(part) == 0 {
continue
}
if c.FirstArg == nil {
c.FirstArg = part
}
c.ArgCount++
}
return c, nil
}
// Satisfy Command Interface
func (this *InlineCommand) GetCommand() []byte {
return this.Command
}
func (this *InlineCommand) GetBuffer() []byte {
return this.Buffer
}
func (this *InlineCommand) GetFirstArg() []byte {
return this.FirstArg
}
func (this *InlineCommand) GetArgCount() int {
return this.ArgCount
}